A team of astronomers has estimated that the number of galaxies in the observable universe is around two trillion.
Numerous experiments, many of them at CERN, are testing for violations of Lorentz and CPT symmetry in the search for new physics.
Five years of data from the AMS experiment on board the International Space Station reveal intriguing features, says Sam Ting.
On 13 September, 1000 days after the satellite’s launch, the Gaia team published a preliminary catalogue of more than a billion stars.
Interview with Kip Thorne, who predicted LIGO’s observation of gravitational waves.
AMS has now measured the antiproton flux and the antiproton-to-proton flux ratio in primary cosmic rays with unprecedented precision.
Astronomers have found clear evidence of a planet orbiting the closest star to Earth, Proxima Centauri.
With its very first observation, Japan’s Hitomi X-ray satellite has discovered that the gas in the Perseus cluster of galaxies is much less turbulent than expected.
The map shows galaxies being pulled towards each other by dark matter, while on much larger scales it reveals the effect of dark energy ripping the universe apart.
The European Extremely Large Telescope (E-ELT) will be the largest optical/near-infrared telescope in the world.